369-360 sina + √544-480 cosa - 25= 0 Suppose that a is an acute angle satisfying the above equation. Find the nearest integer to 10 tana.
369-360 sina + √544-480 cosa - 25= 0 Suppose that a is an acute angle satisfying the above equation. Find the nearest integer to 10 tana.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:369-360 sina + √544 - 480 cosa -25=0
Suppose that a is an acute angle satisfying
the above equation. Find the nearest
integer to 10 tan a.
(A) 8
(B) 11
(C) 12
(D) 13
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